The CH33-31B-2F - is R22 or R410-A refrigerant compatible and comes pre-installed with RFC. The "A" coil is made of copper tubing, and this unit is equipped with a non-corrosive, UV resistant polymer drain pan.

Lennox provides a five year covered components limited warranty in residential applications, and a one year covered components warranty in non-residential applications.

If you have any questions regarding this product, please use the HVAC.com Contractor Directory to connect with a trusted contractor in your area.